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单词 tridactylous
释义 triˈdactylous, a.
[f. as prec. + -ous.]
1. = prec.
1828in Webster.1851Mantell Petrifact. i. §3. 65 The foot-tracks are, for the most part, tridactylous (three-toed).1856–8W. Clark Van der Hoeven's Zool. II. 379 Feet tridactylous, palmate, with hallux none.
2. Chem. Applied to a compound of an atom of one element with 3 atoms of another, as SO3. Obs.
1865Mansfield Salts 483 The simple molecule Sn...does not imitate the molecule Sb. in forming tridactylous compounds either with O. or with H.
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